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LTC7802EUFDM#PBF - Analog Devices

Description: Switching Controllers 40V, Low Iq Dual Phse Sych Stp-Dwn Cntlr

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LTC7802EUFDM#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC7802EUFDM#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 28-Lead (4mm × 5mm) Plastic QFN
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LTC7802EUFDM#PBF - Analog Devices - 3D model - Quad Flat No-Lead - 28-Lead (4mm × 5mm) Plastic QFN
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LTC7802EUFDM#PBF Details

  • Manufacturer Part Number:

    LTC7802EUFDM#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    05-08-1712

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2020-09-24

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE SKIP MODE

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    4.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PQCC-N28

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    40 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC28,.16X.2,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    3000 kHz

  • Technology:

    CMOS

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    4 mm

LTC7802EUFDM#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC7802EUFDM involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce EMI and noise. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the input and output capacitors meet the recommended specifications, and that the feedback resistors are properly selected to maintain a stable loop gain.
  • The maximum ambient temperature range for the LTC7802EUFDM is -40°C to 125°C. However, the device's performance and reliability may be affected at extreme temperatures, so it's recommended to operate within a narrower range if possible.
  • Yes, the LTC7802EUFDM is suitable for high-reliability and automotive applications. It meets the requirements of the AEC-Q100 standard for automotive-grade devices, and its robust design and manufacturing process ensure high reliability and low defect rates.
  • To troubleshoot issues with the LTC7802EUFDM, start by verifying the input voltage, output voltage, and feedback resistors. Check for proper PCB layout, component values, and soldering quality. Use an oscilloscope to measure the output voltage and current, and consult the datasheet and application notes for guidance on troubleshooting specific issues.

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LTC7802EUFDM#PBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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